LISTEN TO CALL
No credit card
Simple registration
No strings attached
Experience CALL SIM
CALL SIM helps you communicate easily with clear sound quality, strong and stable signal. No need to worry about fees or interruptions, CALL SIM brings a smooth calling experience, suitable for both work and daily life.
CALL SIM is the number 1 service voted by foreigners
Ranked No. 1 for the most popular SIM service among foreigners.
Rated #1 for easiest SIM service to connect.
Rated No. 1 for SIM service with highest customer satisfaction.
Outstanding features
Low fees
suitable for domestic and international calling needs.
Fast support
Quick registration support without long-term contracts.
Diverse audience
Suitable for international students and foreign workers who need to communicate frequently.
Popular packages
Flexible usage period (30 days, 60 days, 90 days)
Low fees
suitable for domestic and international calling needs.
Fast support
Quick registration support without long-term contracts.
Diverse audience
Suitable for international students and foreign workers who need to communicate frequently.
Popular packages
Flexible usage period (30 days, 60 days, 90 days)
Data Rakuten
Supports calling via regular cellular networks and Rakuten Link App, a Rakuten exclusive app, allowing unlimited free calls and texting within Japan. Strong connection within Rakuten's own coverage area and automatic switching to KDDI (au) network in remote areas.
SIM supports both calling and Internet access, suitable for those who need frequent communication and data usage.
No binding contracts, easy to change or cancel services.
Quick, hassle-free registration: Easily register online or at Rakuten Mobile stores without complicated procedures.
Flexible plans: From basic data plans for light users, to unlimited data plans for those who need constant connectivity.
Flexible Plans: Data plans are designed to suit a wide range of users, from short-term travelers to users who need constant Internet access.
Modern eSIM support: Users can choose eSIM to activate immediately without waiting to receive a physical SIM.
Competitive Prices: Rakuten Mobile regularly offers attractive promotions and deals, helping you save money.
Data Docomo
Superior call quality: Ensure clear sound, stable connection thanks to strong telecommunication network.
Wide Coverage: Docomo's network covers all of Japan, including rural and mountainous areas.
Supports both voice and data: Docomo Call SIM integrates voice service and Internet access, meeting users' communication and connectivity needs.
Easy registration: Can be quickly registered at Docomo stores or through agents, no complicated procedures required.
Flexible plans: Including prepaid and postpaid plans, suitable for all needs, from basic communication to heavy data usage.
Integrated international roaming: Supports using voice and data services when traveling abroad.
To receive attractive offers